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\begin{tabular}{lcccc} \hline
 & (1) & (2) & (3) & (4) \\
VARIABLES & Primary ed listed first & primary\_proportion & Primary ed listed at least once & Enrolled in Demre Pedagogy in Primary \\ \hline
 &  &  &  &  \\
Grupo general del RCT = 1, Humano & -0.00162 & 0.00226 & 0.0118*** & 0.000590 \\
 & (0.0026) & (0.0019) & (0.0041) & (0.0023) \\
Grupo general del RCT = 2, Bot & 0.000236 & 0.00194 & 0.00654 & 0.00155 \\
 & (0.0026) & (0.0019) & (0.0040) & (0.0023) \\
social\_preference = 1 & -0.0258*** & -0.0229*** & -0.0568*** & -0.0200*** \\
 & (0.0019) & (0.0013) & (0.0029) & (0.0017) \\
0b.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
0b.grupo\_gen\#1o.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
1o.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
1o.grupo\_gen\#1o.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
2o.grupo\_gen\#0b.social\_preference & 0 & 0 & 0 & 0 \\
 & (0.0000) & (0.0000) & (0.0000) & (0.0000) \\
2.grupo\_gen\#1.social\_preference & -0.000417 & -0.00224 & -0.00709* & -0.00196 \\
 & (0.0027) & (0.0019) & (0.0043) & (0.0024) \\
 &  &  &  &  \\
Observations & 39,005 & 39,005 & 39,005 & 39,005 \\
R-squared & 0.013 & 0.021 & 0.030 & 0.012 \\
 Mean of dependent variable & 0.0165 & 0.0166 & 0.0463 & 0.0135 \\ \hline
\multicolumn{5}{c}{ Robust standard errors in parentheses} \\
\multicolumn{5}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\
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